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deepaksoniGuru

Asked: March 11, 2021In: ICSE

A man 1.8 m high stands at a distance of 3.6 m from a lamp post and casts a shadow of 5.4 m on the ground. Find the height of the lamp post.

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sir this is the important question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and ...Read more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

(i) tan2 θ – sin2 θ = tan2 θ sin2 θ (ii) cos θ/ (1 – tan θ) – sin2 θ/ (cos θ – sin θ) = cos θ + sin θ

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This is an important question taken from the Book Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

Five times a certain whole number is equal to three less than twice the square of the number. Find the number.

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This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

2x articles cost Rs. (5x + 54) and (x + 2) similar articles cost Rs. (10x – 4), find x.

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This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise ...Read more

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deepaksoniGuru

Asked: March 18, 2021In: ICSE

Find the value of x in the following proportions: (i) 10: 35 = x: 42 (ii) 3: x = 24: 2 (iii) 2.5: 1.5 = x: 3 (iv) x: 50 :: 3: 2

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A basic question from ML aggarwal book of class 10th chapter 7 ratio and proportion, exercise 7.2 In this ques we ...Read more

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deepaksoniGuru

Asked: March 19, 2021In: ICSE

Find x from the following equations : (i){Root(2−x) +root(2+x)}/{root (2−x) −root (2+x)} =3

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exam oriented an important question from ML aggarwal, class 10th, chapter 7, ratio and proportion, Avichal publication In this question we ...Read more

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deepaksoniGuru

Asked: March 26, 2021In: ICSE

Question 8, (b) In the figure given below, O is the circumcentre of triangle ABC in which AC = BC. Given that ∠ACB = 56°, calculate (i)∠CAB (ii)∠OAC

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This is an important and exam oriented question from Chapter name- circles Topic – Angle properties of circles Chapter number- ...Read more

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A man 1.8 m high stands at a distance of 3.6 m from a lamp post and casts a shadow of 5.4 m on the ground. Find the height of the lamp post.

(i) tan2 θ – sin2 θ = tan2 θ sin2 θ (ii) cos θ/ (1 – tan θ) – sin2 θ/ (cos θ – sin θ) = cos θ + sin θ

Five times a certain whole number is equal to three less than twice the square of the number. Find the number.

2x articles cost Rs. (5x + 54) and (x + 2) similar articles cost Rs. (10x – 4), find x.

Find the value of x in the following proportions: (i) 10: 35 = x: 42 (ii) 3: x = 24: 2 (iii) 2.5: 1.5 = x: 3 (iv) x: 50 :: 3: 2

Find x from the following equations : (i){Root(2−x) +root(2+x)}/{root (2−x) −root (2+x)} =3

Question 8, (b) In the figure given below, O is the circumcentre of triangle ABC in which AC = BC. Given that ∠ACB = 56°, calculate (i)∠CAB (ii)∠OAC